#endif
};
-int x86_is_stack_id(int id, char *name)
-{
- return x86_stack_ids[id - 1] == name;
-}
-
static unsigned long *in_exception_stack(unsigned cpu, unsigned long stack,
unsigned *usedp, char **idp)
{
{
#ifdef CONFIG_FRAME_POINTER
struct stack_frame *frame = (struct stack_frame *)bp;
+ unsigned long next;
- if (!in_irq_stack(stack, irq_stack, irq_stack_end))
- return (unsigned long)frame->next_frame;
+ if (!in_irq_stack(stack, irq_stack, irq_stack_end)) {
+ if (!probe_kernel_address(&frame->next_frame, next))
+ return next;
+ else
+ WARN_ONCE(1, "Perf: bad frame pointer = %p in "
+ "callchain\n", &frame->next_frame);
+ }
#endif
return bp;
}
sp = regs->sp;
printk("CPU %d ", cpu);
+ print_modules();
__show_regs(regs, 1);
printk("Process %s (pid: %d, threadinfo %p, task %p)\n",
cur->comm, cur->pid, task_thread_info(cur), cur);